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Vulnerability IntelligenceCVE-2026-31178

CVE-2026-31178

CRITICAL9.8

An issue was discovered in ToToLink A3300R firmware v17

Published Apr 23, 2026

Modified 3 weeks ago

Details

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunMaxAlive parameter to /cgi-bin/cstecgi.cgi.

References

https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-stun-max-alive-cmd-injection

https://www.cve.org/CVERecord?id=CVE-2026-31178

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedApr 23, 2026

ModifiedApr 23, 2026

CVE-2026-31178 | Mondoo Vulnerability Intelligence